Fantom Drive's GreenDrive USB 2.0 and eSATA disk drive features the latest advances in power saving technology and ROHS (Restriction of Hazardous Substances Directive) compliant materials and process. The GreenDrive gives the consumer the ability to minimize his or her carbon footprint without sacrificing performance. Fantom Drive's GreenDrive USB 2.0 and eSATA hard drive is a power conscious step forward in providing maximum capacity and performance while reducing power consumption by up to 40%. The Fantom Drive's GreenDrive USB 2.0 and eSATA hard drive features a sturdy aluminum casing for maximum durability, fan-free design for silent operation, and can be placed horizontally or vertically to increase deskspace. Fantom Drive's GreenDrive yields an average drive power savings of 4-5 watts over competitors' drives while maintaining solid performance.